NAICS 541990 and PSC M181 contractors

All Other Professional, Scientific, and Technical Services. OPER OF GOVT R&D GOCO FACILITIES. Use this cross-code page to see which visible federal contractors sit in the overlap between these two public category lanes.

NAICS 541990 + PSC M181

Last updated: April 8, 2026

Visible recipients

Mapped obligations

$4,815,079,411

State overlap

Top recipients

Visible recipients in the NAICS 541990 and PSC M181 overlap

Leidos Biomedical Research INC

Frederick, MD

Leidos Biomedical Research INC is a federal category business profile based in Frederick, MD. The current public data layer shows $651,706,968 in visible federal obligations across 237 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC M181.

$4,815,079,411